Home / 36,688.88-55,002.21-14,517.89

Finding the Fourth Proportional to 36,688.88, 55,002.21 and 14,517.89

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Solution

The fourth proportional to 36,688.88, 55,002.21 and 14,517.89 is: 21,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688.88 : 55,002.21 = 14,517.89 : x
  2. Step 2: Convert to fraction form
    36,688.88/55,002.21 = 14,517.89/x
  3. Step 3: Cross multiply
    36,688.88x = 55,002.21 × 14,517.89
  4. Step 4: Simplify right side
    36,688.88x = 798,515,759.53
  5. Step 5: Solve for x
    x = 798,515,759.53/36,688.88
  6. Step 6: Final answer
    x = 21,764.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.